16318880

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3517}}^1$

素因数の和:3561

約数の個数: 48

約数和(自身を含む): 39894120

約数和(自身を除く): 23575240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 3517, 4640, 7034, 14068, 17585, 28136, 35170, 56272, 70340, 101993, 112544, 140680, 203986, 281360, 407972, 509965, 562720, 815944, 1019930, 1631888, 2039860, 3263776, 4079720, 8159440, 16318880]

約数ペア:

[(1, 16318880), (2, 8159440), (4, 4079720), (5, 3263776), (8, 2039860), (10, 1631888), (16, 1019930), (20, 815944), (29, 562720), (32, 509965), (40, 407972), (58, 281360), (80, 203986), (116, 140680), (145, 112544), (160, 101993), (232, 70340), (290, 56272), (464, 35170), (580, 28136), (928, 17585), (1160, 14068), (2320, 7034), (3517, 4640)]